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English definition of “be (as) daft as a brush”

be (as) daft as a brush

UK informal
to be very silly : He's a nice enough boy , but he's as daft as a brush .Stupid and sillyOf unsound mind
(Definition of be (as) daft as a brush from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Translations of “be (as) daft as a brush”

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